When the Mars rover
started pulling to the left...
The Big Bang Theory Season 1, Episode 14
It better be.
It's the spare camera for the Mars Rover.
The Big Bang Theory Season 6, Episode 8
Here's a Mars bar.
The Big Bang Theory Season 6, Episode 5
I got the Mars rover stuck in a ditch.
The Big Bang Theory Season 2, Episode 8
Is that a job offer?
'Cause I really wanna go to Mars.
The Big Bang Theory Season 9, Episode 9